CN102432557A - 一种苯并三氮唑紫外线吸收剂的精制方法 - Google Patents
一种苯并三氮唑紫外线吸收剂的精制方法 Download PDFInfo
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- CN102432557A CN102432557A CN2011102991700A CN201110299170A CN102432557A CN 102432557 A CN102432557 A CN 102432557A CN 2011102991700 A CN2011102991700 A CN 2011102991700A CN 201110299170 A CN201110299170 A CN 201110299170A CN 102432557 A CN102432557 A CN 102432557A
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- benzotriazole
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CN201110299170.0A CN102432557B (zh) | 2011-09-29 | 2011-09-29 | 一种苯并三氮唑紫外线吸收剂的精制方法 |
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CN102432557A true CN102432557A (zh) | 2012-05-02 |
CN102432557B CN102432557B (zh) | 2014-02-26 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2002051816A1 (fr) * | 2000-12-25 | 2002-07-04 | Chemipro Kasei Kaisha, Limited | Modifications cristallines de formes ii et iii de 2-(2'-hydroxy-3',5'-di-t-amylphenyl)benzotriazoles, procedes de production desdites modifications, melange contenant ces dernieres et absorbeur uv realise avec lesdites modifications |
CN1844108A (zh) * | 2006-05-24 | 2006-10-11 | 河北沧州大化集团新星工贸有限责任公司 | 从tdi有机残渣提取甲基邻苯二胺及用其合成tta的方法 |
CN102040561A (zh) * | 2010-11-30 | 2011-05-04 | 浙江工业大学 | 一种苯并三唑紫外线吸收剂的合成方法 |
CN102060794A (zh) * | 2010-12-30 | 2011-05-18 | 利安隆(天津)化工有限公司 | 苯并三唑类紫外线吸收剂的粗品精制方法 |
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- 2011-09-29 CN CN201110299170.0A patent/CN102432557B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002051816A1 (fr) * | 2000-12-25 | 2002-07-04 | Chemipro Kasei Kaisha, Limited | Modifications cristallines de formes ii et iii de 2-(2'-hydroxy-3',5'-di-t-amylphenyl)benzotriazoles, procedes de production desdites modifications, melange contenant ces dernieres et absorbeur uv realise avec lesdites modifications |
CN1844108A (zh) * | 2006-05-24 | 2006-10-11 | 河北沧州大化集团新星工贸有限责任公司 | 从tdi有机残渣提取甲基邻苯二胺及用其合成tta的方法 |
CN102040561A (zh) * | 2010-11-30 | 2011-05-04 | 浙江工业大学 | 一种苯并三唑紫外线吸收剂的合成方法 |
CN102060794A (zh) * | 2010-12-30 | 2011-05-18 | 利安隆(天津)化工有限公司 | 苯并三唑类紫外线吸收剂的粗品精制方法 |
Non-Patent Citations (1)
Title |
---|
郭振宇等: "苯并三唑类紫外线吸收剂合成技术研究进展", 《塑料助剂》 * |
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CN102432557B (zh) | 2014-02-26 |
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Effective date of registration: 20210610 Address after: 354000 Jintang Industrial Park, Shaowu City, Nanping City, Fujian Province Patentee after: Fujian Desheng Technology Co.,Ltd. Address before: 226200 Shanghai Road, Beixin Fine Chemical Industrial Park, Qidong City, Nantong City, Jiangsu Province Patentee before: QIDONG JINMEI CHEMICAL Co.,Ltd. |
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Address after: No. 1 Quanling Road, Wujiatang Town, Shaowu City, Nanping City, Fujian Province, 354000 Patentee after: Fujian Desheng Technology Co.,Ltd. Address before: 354000 Jintang Industrial Park, Shaowu City, Nanping City, Fujian Province Patentee before: Fujian Desheng Technology Co.,Ltd. |
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